本发明涉及新制式交通技术领域,具体涉及一种基于感应环线的PRT精确定位的系统及方法。系统包括车载速度传感器、车载控制器、车载接收天线、车载发送天线、感应环线和环线收发设备,多个感应环线连续交叉设置在道路中心,每个感应环线由多个大小相同的交叉环构成;方法包括利用环线收发设备生成环线信息和高频正弦交变电流信号,通过感应环线广播环线信息,基于高频正弦交变电流信号产生交变磁场;通过交变磁场生成脉冲信息,利用环线信息、脉冲信息和感应环线基础信息计算车辆的绝对位置;获取车辆的相对移动距离,结合绝对位置和相对移动距离得到车辆的精确定位;本发明实现了实时、准确、持续地获得PRT车辆的精确位置,用于车辆的运行控制。
The invention relates to the technical field of new system traffic, in particular to a PRT accurate positioning system and method based on an induction loop line. The system comprises a vehicle-mounted speed sensor, a vehicle-mounted controller, a vehicle-mounted receiving antenna, a vehicle-mounted transmitting antenna, induction loops and loop transceiving equipment, the multiple induction loops are continuously arranged in the center of a road in a crossed mode, and each induction loop is composed of multiple crossed loops of the same size; the method comprises the steps that loop line information and a high-frequency sine alternating current signal are generated through loop line receiving and transmitting equipment, the loop line information is broadcasted through an induction loop line, and an alternating magnetic field is generated based on the high-frequency sine alternating current signal; pulse information is generated through the alternating magnetic field, and the absolute position of the vehicle is calculated through the loop line information, the pulse information and the induction loop line basic information; the relative movement distance of the vehicle is obtained, and accurate positioning of the vehicle is obtained by combining the absolute position and the relative movement distance; according to the invention, the accurate position of the PRT vehicle can be accurately and continuously obtained in real time, and the method is used for operation control of the vehicle.
一种基于感应环线的PRT精确定位的系统及方法
2024-05-28
Patent
Elektronische Ressource
Chinesisch
IPC: | B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC |